22.86% is the change from 175 to 215
Calculation steps:
[( 215 - 175 ) ÷ 175] x 100 = 22.86%
Formula
Percentage change = [(215 - 175) / 175] x 100
Subtract the new number by the original number
215 - 175 = 40
40 ÷ 175 = 0.22857142857142856
0.22857142857142856 x 100 = 22.86%